import {mapGetters} from "vuex"

export default{
  computed: {
    ...mapGetters("m_cart",['total']),
  },
  watch:{
    total(){
       this.setBedge()
    }
  },
  onShow(){
    this.setBedge()
  },
  methods:{
    setBedge(){
      uni.setTabBarBadge({
        index:2,
        text: this.total + ""
      })
    }
  }
}